/**
 * Scanner.java
 * 
 * Copyright (C) 2012 - Thibault BUREL
 * 
 * This file is part of MathDraft.
 *
 * MathDraft is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * MathDraft is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with MathDraft.  If not, see <http://www.gnu.org/licenses/>
 *  
 */
package drk.mathdraft.proposition.builder;

import java.util.ArrayList;
import java.util.StringTokenizer;

public final class Scanner
{
	public static ArrayList<String> tokenize (String s)
	{
		ArrayList<String> tokens = new ArrayList<String>();
		
		StringTokenizer st = new StringTokenizer(s," ()=+-*/_^",true);

		while (st.hasMoreTokens())
		{
			String currentToken = new String(st.nextToken());
			if(!currentToken.equals(" "))
			{
				tokens.add(currentToken);
			}
		}
		return tokens;
	}
}